/* 全局样式 */
:root {
  --primary-color: #409EFF;
  --success-color: #67C23A;
  --warning-color: #E6A23C;
  --danger-color: #F56C6C;
  --info-color: #909399;
  --text-primary: #303133;
  --text-regular: #606266;
  --text-secondary: #909399;
  --border-color: #DCDFE6;
  --border-light: #E4E7ED;
  --background-color: #F5F7FA;
}

body {
  color: var(--text-primary);
  line-height: 1.5;
}

.container {
  padding: 20px;
  max-width: 1200px;
  margin: 0 auto;
}

.page-title {
  margin-bottom: 20px;
  font-size: 24px;
  font-weight: 600;
  color: var(--text-primary);
}

.card {
  background-color: #fff;
  border-radius: 4px;
  box-shadow: 0 2px 12px 0 rgba(0, 0, 0, 0.1);
  padding: 20px;
  margin-bottom: 20px;
}

.text-center {
  text-align: center;
}

.mb-10 {
  margin-bottom: 10px;
}

.mb-20 {
  margin-bottom: 20px;
}

.mt-10 {
  margin-top: 10px;
}

.mt-20 {
  margin-top: 20px;
}

.flex {
  display: flex;
}

.flex-column {
  flex-direction: column;
}

.justify-between {
  justify-content: space-between;
}

.items-center {
  align-items: center;
}

.w-full {
  width: 100%;
}

/* 响应式布局 */
@media (max-width: 768px) {
  .container {
    padding: 10px;
  }
  
  .page-title {
    font-size: 20px;
  }
}